Description : Pick up the correct statement from the following: (A) Large solids carried along the river bed, is known as bed load (B) The fine sediment deposits are generally near the face of ... ) Deposition of sediment in the reservoir, reduces the capacity of the reservoir (D) All the above
Last Answer : (D) All the above
Description : Pick up the correct statement from the following: (A) If ports are closed, the dry intake towers will not have any water (B) Even if ports are closed, the wet intake tower will have water ... to reservoir level (C) No buoyant force acts on wet intake towers (D) All the above
Description : Most important nutrients required for tomato cultivation
Last Answer : Ans. Boron and zinc
Description : Nutrients absorbed by plants from soil solution are carried upward through the
Last Answer : Ans. Xylem
Description : Multiplication of cell of large number of plants placed in appropriate environment conditions with required nutrients is known as
Last Answer : Ans. Plant tissue or in vitro culture
Description : Total no. of functional nutrients
Last Answer : Ans. 21 (Essential elements + Co, V, Si, Na)
Description : Total no. of essential nutrients for plants
Last Answer : Ans. 17
Description : Which nutrients can be applied by fertigation
Last Answer : Ans. Nitrogen and sulphur
Description : The fertilizer which supplies 3 essential plant nutrients
Last Answer : Ans. SSP
Description : Fertilizers contain more than 25% of primary nutrients, e.g. Urea (46%), DAP (18% N and 46% P2O5 ).
Last Answer : Ans. High analysis fertilizers
Description : Those fertilizers having all the three major nutrients viz., N, P and K.
Last Answer : Ans. Complete fertilizers
Description : The inherent capacity of the soil to supply nutrients to plants in adequate amount and in suitable proportions
Last Answer : Ans. Soil Fertility
Description : The wild rodent P. leucopus acts as an important reservoir for C A. Babesia microti B. Babesia divergens C. All of these D. None of these
Last Answer : All of these
Description : The sum of the three interior angles of a triangle, the vertices of which lie on the surface of the earth, covering a vast area of several hundreds of sq kms, is : (a) Less than 180° (b) Equal to 180° (c) More than 180° but not less than 270° (d) More than 180° but not more than 225°
Last Answer : (d) More than 180° but not more than 225°
Description : The particle size of fine sand
Last Answer : Ans. 0.2 -0.02 mm
Description : What is the bacterial structure that acts as a selective barrier allowing nutrients to enter the cell and wastes to leave the cell.?
Last Answer : plaama membrane
Description : Which reservoir will feel more pressure at the same depth from the surface of water ?
Last Answer : More pressure will be felt in the sea water at the same depth from the surface of the water.
Description : From the surface of reservoir, evaporation may be minimised by sprinkling (A) Spirit (B) Hydrochloric acid (C) Acetyl alcohol (D) Methane
Last Answer : (C) Acetyl alcohol
Description : For calculating the evaporation rate over a reservoir surface E = 0.771 (1.465 - 0.00732B) (0.44 - 0.007375 V) (pe - pa), the equation is given by (A) Roohwer's, formula in M.K.S. (B) Roohwer's formula in F.P.S. (C) Dalton's formula in F.P.S. (D) Dalton's formula in M.K.S
Last Answer : Answer: Option A
Description : Vinaya while playing in garden observed a pond with a green coloured covering which was floating on the surface of water?
Last Answer : Vinaya while playing in garden observed a pond with a green coloured covering which was floating on the ... same. What her teacher must have told her?
Description : The rapidly growing mass of phytoplankton covering the surface water of a lake or pond is known as?
Last Answer : Eutriphication.
Description : Curing of pavements, floors, roofs and slabs, is done by (A) Membrane method (B) Ponding method (C) Covering surface with bags (D) Sprinkling water method
Last Answer : Answer: Option B
Description : The rapidly growing mass of phytoplankton covering the surface water of a lake or pond is known as : (1) Eutrophication (2) Water bloom (3) Water pollution (4) Water hyacinth
Last Answer : Eutrophication
Description : Raising of forests of public or community land
Last Answer : Ans. Community forestry
Description : A forest system which promote commercial tree growing by farmers on their own land
Last Answer : Ans. Farm Forestry
Description : The area under forest land in India
Last Answer : Ans. 67 mha (20.36%)
Description : A system where agriculture and forestry are practised either simultaneously or separately on the same unit of land
Last Answer : Ans. Agroforestry
Description : The farming in which investment of land and capital is done by big businessperson or capitalist
Last Answer : Ans. Capitalistic farming
Description : When farms is classified on the basis of utilization of land and resources, termed as
Last Answer : Ans. Types of Farming
Description : Cost B1 + rental value of owned land and rent paid by leased in land
Last Answer : Ans. Cost B2
Description : Cost A2 + interest on value of owned capital assets (including land)
Last Answer : Ans. Cost B1
Description : Cost A1 + rent paid for based in land
Last Answer : Ans. Cost A2
Description : The horizon absent in arable land
Last Answer : Ans. ‘O’ horizon
Description : Which of the following option gives correct information about the covering of thoracic cage on various surface :-
Last Answer : Which of the following option gives correct information about the covering of thoracic cage on various surface :-
Description : A catalyst loses its activity due to (A) Loss in surface area of the active component (B) Agglomeration of metal particles caused by thermal sintering of the solid surface (C) Covering of the catalytic active sites by a foreign substance (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : Pick up the correct statement from the following: (A) To an agriculturist, soil is the substance existing on the earth's surface, which grows and develops plants (B) To a geologist, soil ... and uncemented deposits of minerals and organic particles covering the earth's crust (D) All the above
Description : How dehydration helps in the preservation of food? (a) Growth of micro-organism is checked (b) Nutrients are concentrated (c) Surface of food stuffs becomes hard (d) Chemical reactions stop in the absence of water
Last Answer : Ans:(a)
Description : Eutrophication is the process of enrichment of surface water bodies with — a. Minerals b. Nutrients c. Salts d. Vegetation
Last Answer : b. Nutrients
Description : The wire having a green plastic covering is a _______. (1) Line wire (2) Neutral wire (3) Earth wire (4) None of these
Last Answer : (3) Earth wire Explanation: The earth wire is a crucial part of the home electrical system and is designed to protect against electric shock.
Description : A high surface area to volume ratio in cells is important because it (a) Enables efficient transfer of wastes, nutrients and gases across the cell membrane (b) Prevents overproduction of cell ... self and non-self (d) Provides for better structural support to cope with external physical pressure
Description : The surface tension of water is at 25°C
Last Answer : Ans. 72.7 dyne/cm2
Description : The attraction of solid surface for water molecules is called as
Last Answer : Ans. Adhesion
Description : Stomata that is present on only under surface of leaf.
Last Answer : Ans. Apple and Mulberry type
Description : The types of stomata mostly present on lower surface of leaves
Last Answer : Ans. Potato type
Description : The weight of one hectare of surface soil (O-15 cm) in kilograms
Last Answer : Ans. 2.24×10 6 kg/ha
Description : Which surface has least Albedo?
Last Answer : Ans. Moist black soil
Description : North of the equator, surface winds are known as
Last Answer : Ans. Northeast trade winds
Description : The earth contains a thin region known as the biosphere, in which life exists. The three parts of the biosphere are
Last Answer : Ans. Atmosphere, hydrosphere and lithosphere
Description : Large portions of the earth with similar climate, soil, plant and animal life community is known as
Last Answer : Ans. Biosphere